.tabs{
    height:28px;
    line-height: 28px;
    padding: 0 26px;
    background: #ddd;
    color: #333;
    position: sticky;
    top:0;
    z-index: 2;
}
.tab-item{
    float: left;
    padding: 0 5px;
    cursor: pointer;
}
.tab-item-active{
    background: #fff;
}


.wallpaper-item{
    width: 350px;
    height:200px;
    float: left;
    margin:5px;
    background-repeat: no-repeat;
    background-size: contain;
    cursor: pointer;
    background-color: #8881;
    transition: all 0.2s;
}

.wallpaper-item:hover{
    box-shadow: 0 3px 6px 0 rgba(0,0,0,.08);
    transform: scale(1.05);
}
.list-wrap{
    display: table;
}